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Finding the Fourth Proportional to 341,344.87, 471,082.64 and 188,413.43

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Solution

The fourth proportional to 341,344.87, 471,082.64 and 188,413.43 is: 260,025.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,344.87 : 471,082.64 = 188,413.43 : x
  2. Step 2: Convert to fraction form
    341,344.87/471,082.64 = 188,413.43/x
  3. Step 3: Cross multiply
    341,344.87x = 471,082.64 × 188,413.43
  4. Step 4: Simplify right side
    341,344.87x = 88,758,292,718.37
  5. Step 5: Solve for x
    x = 88,758,292,718.37/341,344.87
  6. Step 6: Final answer
    x = 260,025.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.